This four-day gathering of dancers and dance companies at the Brooklyn Academy of Music celebrates the evolution of black dance, from the sly parody of plantation quadrilles - the Cakewalk, to the sophistication of the Alvin Ailey Company.… MoreThis four-day gathering of dancers and dance companies at the Brooklyn Academy of Music celebrates the evolution of black dance, from the sly parody of plantation quadrilles - the Cakewalk, to the sophistication of the Alvin Ailey Company. Geoffrey Holder narrates.